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Finding the Third Proportional to 17,943,602 and 38,915,956

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Solution

The third proportional to 17,943,602 and 38,915,956 is: 84,400,647.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,943,602 : 38,915,956 = 38,915,956 : x
  2. Step 2: Convert to fraction form
    17,943,602/38,915,956 = 38,915,956/x
  3. Step 3: Cross multiply
    17,943,602x = 38,915,956 × 38,915,956
  4. Step 4: Simplify right side
    17,943,602x = 1,514,451,631,393,936
  5. Step 5: Solve for x
    x = 1,514,451,631,393,936/17,943,602
  6. Step 6: Final answer
    x = 84,400,647.73

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.